<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>我是首页</title>
</head>
<body>
<h1>hello word!!!</h1>
<p>this is index.html</p>
<p>
    <a href="/ssdemo/sign/out">退出</a>
    <a href="main.html">跳转</a>
</p>
</body>
</html>